Classification of Chladniite |
| IMA status: | Approved 1993 |
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| Strunz 8th edition ID: | 7/A.08-05
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| Nickel-Strunz 10th (pending) edition ID: | 8.AC.50
8 : PHOSPHATES, ARSENATES, VANADATES A : Phosphates, etc. without additional anions, without H2O C : With medium-sized and large cations |
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| Dana 7th edition ID: | 38.2.9.3 |
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| Dana 8th edition ID: | 38.2.5.3
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES 2 : (AB)5(XO4)3 |
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| mindat.org URL: | http://www.mindat.org/min-1008.html Please feel free to link to this page. |
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Type Occurrence of Chladniite |
| Type Locality: | Carlton meteorite, Carlton, Hamilton Co., Texas, USA |
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| Year of Discovery: | 1994 |
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Physical Properties of Chladniite |
| Lustre: | Vitreous, Resinous |
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| Colour: | Colourless |
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| Streak: | White |
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| Hardness (Mohs): | 4 |
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Crystallography of Chladniite |
| Crystal System: | Trigonal |
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| Class (H-M): | 3 - Rhombohedral |
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| Space Group: | R3 |
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| Cell Parameters: | a = 14.96Å, c = 42.59Å
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| Ratio: | a:c = 1 : 2.847 |
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| Unit Cell Volume: | V 8,254.70 ų (Calculated from Unit Cell) |
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| Z: | 3 |
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Optical Data of Chladniite |
| Type: | Uniaxial (-) |
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| RI values: | nω = 1.620 nε = 1.600 |
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| Maximum Birefringence: | δ = 0.020
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Moderate |
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Chemical Properties of Chladniite |
| Formula: | | {Ca}{Na | | }{Ca | | Na | | }{(Mg,Fe | | ) | | }[PO | | ] | | |
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| Essential elements: | Ca, Mg, Na, O, P |
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| All elements listed in formula: | Ca, Fe, Mg, Na, O, P |
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| Common Impurities: | Fe,Mn,Si |
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Relationship of Chladniite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | | 8.AC.05 | Howardevansite | | | 8.AC.10 | Alluaudite | | (Na,Ca)Mn | | (Fe | | ,Mn | | ,Fe | | ,Mg) | | (PO | | ) | | |
| | 8.AC.10 | Arseniopleite | | | 8.AC.10 | Caryinite | | (Na,Pb)(Ca,Na)((Ca,Mn | | )(Mn | | ,Mg,Fe | | )[AsO | | ] | | |
| | 8.AC.10 | Ferroalluaudite | | | 8.AC.10 | Hagendorfite | | | 8.AC.10 | Johillerite | | | 8.AC.10 | Maghagendorfite | | | 8.AC.10 | Nickenichite | | | 8.AC.10 | Varulite | | | 8.AC.10 | Ferrohagendorfite | | | 8.AC.10 | Bradaczekite | | | 8.AC.10 | Yazganite | | | 8.AC.10 | Ferro-alluaudite | | | 8.AC.15 | Bobfergusonite | | | 8.AC.15 | Ferrowyllieite | | (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Qingheiite | | | 8.AC.15 | Rosemaryite | | (Na,Ca,Mn)(Mn,Fe | | )(Fe | | ,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Wyllieite | | (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO | | ) | | |
| | 8.AC.15 | Ferrorosemaryite | | | 8.AC.20 | Marićite | | | 8.AC.25 | Berzeliite | | | 8.AC.25 | Manganberzeliite | | | 8.AC.25 | Palenzonaite | | | 8.AC.25 | Schäferite | | | 8.AC.30 | Brianite | | | 8.AC.35 | Vitusite-(Ce) | | | 8.AC.40 | Olgite | | | 8.AC.40 | Bario-olgite | | | 8.AC.45 | Strontiowhitlockite | | | 8.AC.45 | Whitlockite | | | 8.AC.45 | Merrillite | | | 8.AC.45 | Tuite | | | 8.AC.45 | Ferromerrillite | | | 8.AC.50 | Fillowite | | {Mn | | }{Na | | }{Ca | | Na | | }{(Mn | | ,Fe | | ) | | }[PO | | ] | | |
| | 8.AC.50 | Johnsomervilleite | | {Ca}{Na | | [ ] | | }{Ca | | Na | | }{(Fe | | ,Mg,Mn | | ) | | }[PO | | ] | | |
| | 8.AC.50 | Galileiite | | | 8.AC.50 | Stornesite-(Y) | | {(Y, Ca)}{Na | | [ ] | | }{(Ca,Na) | | }{(Mg,Fe | | ) | | }[PO | | ] | | |
| | 8.AC.50 | IMA2006-006 | | | 8.AC.55 | Harrisonite | | | 8.AC.60 | Kosnarite | | | 8.AC.65 | Panethite | | | 8.AC.70 | Stanfieldite | | | 8.AC.75 | Ronneburgite | | | 8.AC.80 | Tillmannsite | | | 8.AC.85 | Filatovite | |
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| Related Minerals - Dana Grouping): | |
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Other Names for Chladniite |
| Synonyms: | |
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| German names: | |
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| Spanish names: | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Chladniite |
| Reference List: | New Minerals (1997), New Minerals 1990-1994.
American Mineralogist: 79: 375-380. |
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Internet Links for Chladniite |
| Search Engines: |
Look for Chladniite on Google
Look for Chladniite images on Google |
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| External Links: | Look for Chladniite on WebmineralLook for Chladniite on Athena MineralogyLook for Chladniite on WikipediaLook for Chladniite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Chladniite in the Natural History Museum (London) online catalogueChladniite details from Handbook of Mineralogy (PDF) |
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| Mineral Dealers: | Rare and Unusual minerals at Mineralogical Research Companye-Rocks - Mineral Auctions and SalesWilensky Fine MineralsSearch for Chladniite on minvision.comFabre Minerals - search for Chladniite specimensWright's Rock Shop - excellent mineral specimens since 1970Buy fine minerals and gemstones from Pala InternationalBuy Fine Minerals from mineralsweb.comFine Minerals from Dan Weinrich MineralsHigh-end worldwide specimens & outstanding customer serviceWendel Minerals - Auktion & Shoprare and unusual minerals mainly crystallized |
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| Jobs: | Mining & Geology Jobs |
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Localities for Chladniite |